YOU SAID:

Molly is my sister and she is five years old

INTO JAPANESE

モリーは私の姉であり、彼女は5歳です

BACK INTO ENGLISH

Molly is my sister and she's 5 years old

INTO JAPANESE

モリーは私の姉であり、彼女は5歳です

BACK INTO ENGLISH

Molly is my sister and she's 5 years old